Practice MCQs on inverse of a matrix, physics MCQ for online test prep. Matrix algebra quiz has multiple choice questions (MCQ), inverse of a matrix quiz question and answers as system of equation in form of ax = b is solved for solution set as, answer key with choices as a-1ax = a-1b, b-1ax = a-1b, ab-1ax = ab-1x and x-1ab = a-1bx for competitive exam prep. Free study guide is to learn inverse of a matrix quiz online with MCQs to practice test questions with answers. Inverse of a Matrix Video